#include "belower.h"
#include "beschedmris.h"
#include "bestat.h"
+#include "beverify.h"
#define DUMP_INITIAL (1 << 0)
#define DUMP_ABI (1 << 1)
};
/* dump flags */
-static unsigned dump_flags = 2 * DUMP_FINAL - 1;
+static unsigned dump_flags = 0;
/* register allocator to use. */
static const be_ra_t *ra = &be_ra_chordal_allocator;
/* back end instruction set architecture to use */
static const arch_isa_if_t *isa_if = &ia32_isa_if;
+
+static int be_disable_mris = 0;
+
#ifdef WITH_LIBCORE
static lc_opt_entry_t *be_grp_root = NULL;
-static int be_disable_mris = 0;
-
/* possible dumping options */
static const lc_opt_enum_mask_items_t dump_items[] = {
{ "none", 0 },
/* instruction set architectures. */
static const lc_opt_enum_const_ptr_items_t isa_items[] = {
- { "firm", &firm_isa },
{ "ia32", &ia32_isa_if },
+#if 0
{ "arm", &arm_isa_if },
{ "ppc32", &ppc32_isa_if },
{ "mips", &mips_isa_if },
+#endif
{ NULL, NULL }
};
#endif /* WITH_LIBCORE */
}
+/** The be parameters returned by default, all off. */
+const static backend_params be_params = {
+ NULL,
+ NULL,
+ 0,
+ NULL,
+};
-void be_init(void)
+/* Initialize the Firm backend. Must be run BEFORE init_firm()! */
+const backend_params *be_init(void)
{
be_opt_register();
be_copy_opt_init();
copystat_init();
phi_class_init();
+
+ if (isa_if->get_params)
+ return isa_if->get_params();
+ return &be_params;
}
static be_main_env_t *be_init_env(be_main_env_t *env, FILE *file_handle)
DBG((env.dbg, LEVEL_2, "====> IRG: %F\n", irg));
dump(DUMP_INITIAL, irg, "-begin", dump_ir_block_graph);
+ be_stat_init_irg(env.arch_env, irg);
+ be_do_stat_nodes(irg, "01 Begin");
+
/* set the current graph (this is important for several firm functions) */
current_ir_graph = birg.irg;
birg.abi = be_abi_introduce(&birg);
dump(DUMP_ABI, irg, "-abi", dump_ir_block_graph);
+ be_do_stat_nodes(irg, "02 Abi");
+
/* generate code */
arch_code_generator_prepare_graph(birg.cg);
+ be_do_stat_nodes(irg, "03 Prepare");
+
/*
* Since the code generator made a lot of new nodes and skipped
* a lot of old ones, we should do dead node elimination here.
dump(DUMP_PREPARED, irg, "-prepared", dump_ir_block_graph);
- /* add Keeps for should_be_different constrained nodes */
- assure_constraints(&birg);
- dump(DUMP_PREPARED, irg, "-assured", dump_ir_block_graph);
-
/* Schedule the graphs. */
arch_code_generator_before_sched(birg.cg);
list_sched(&birg, be_disable_mris);
dump(DUMP_SCHED, irg, "-sched", dump_ir_block_graph_sched);
+ DEBUG_ONLY(be_verify_schedule(birg.irg);)
+
+ be_do_stat_nodes(irg, "04 Schedule");
+
+ /* add Keeps for should_be_different constrained nodes */
+ /* beware: needs schedule due to usage of be_ssa_constr */
+ assure_constraints(&birg);
+ dump(DUMP_SCHED, irg, "-assured", dump_ir_block_graph_sched);
+
+ be_do_stat_nodes(irg, "05 Constraints");
+
/* connect all stack modifying nodes together (see beabi.c) */
be_abi_fix_stack_nodes(birg.abi);
dump(DUMP_SCHED, irg, "-fix_stack", dump_ir_block_graph_sched);
ra->allocate(&birg);
dump(DUMP_RA, irg, "-ra", dump_ir_block_graph_sched);
+ be_do_stat_nodes(irg, "06 Register Allocation");
+
arch_code_generator_after_ra(birg.cg);
be_abi_fix_stack_bias(birg.abi);
+ DEBUG_ONLY(be_verify_schedule(birg.irg);)
+
arch_code_generator_done(birg.cg);
- dump(DUMP_FINAL, irg, "-end", dump_ir_block_graph_sched);
+ dump(DUMP_FINAL, irg, "-end", dump_ir_extblock_graph_sched);
be_abi_free(birg.abi);
+ be_do_stat_nodes(irg, "07 Final");
+
// free_ir_graph(irg);
}
be_done_env(&env);